ADVANCED MICROCOMPUTER SYSTEMS, INC. ==================================== EPP-2 Card Type Multi I/O Chipset Unidentified Controller I/O Options Serial port(2), parallel port via DB-37 intermediaate connector Maximum DRAM N/A +------------------------------------------------------------+ | CONNECTIONS | |------------------------------------------------------------| | Purpose | Location | Purpose | Location | |-----------------+-------------+---------------+------------| | Serial port 1 | CN1 | Serial port 2 | CN1 | |-----------------+-------------+---------------+------------| | Parallel port 1 | CN1 | | | +------------------------------------------------------------+ +--------------------------------------------------------------------------------+ | PARALLEL PORT INTERRUPT | |--------------------------------------------------------------------------------| |IRQ| H1/A | H1/B | H1/C | H1/D | H1/E | H1/F | H1/G | H1/H | H1/I | H1/J | H1/K | |---+------+------+------+------+------+------+------+------+------+------+------| | 2 |Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| | 3 | Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| | 4 | Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| | 5 | Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| | 6 | Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| | 7 | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| |10 | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| |11 | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| |12 | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open | Open | |---+------+------+------+------+------+------+------+------+------+------+------| |14 | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed| Open | |---+------+------+------+------+------+------+------+------+------+------+------| |15 | Open | Open | Open | Open | Open | Open | Open | Open | Open | Open |Closed| |--------------------------------------------------------------------------------| | Note: Interrupt settings for H1 Shown. H2, and H3 use identical | | configurations. H1 affects Parallel port 1, H2 affects serial port 1 and H3 | | affects serial port 2. | +--------------------------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 1 ADDRESS SELECT | |------------------------------------------------------------| | Address | H6/A | H6/B | |------------------+--------------------+--------------------| | COM1 (3F8h) | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | COM2 (2F8h) | Pins 1 & 2 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | COM3 (3E8h) | Pins 2 & 3 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | SERIAL PORT 2 ADDRESS SELECT | |------------------------------------------------------------| | Address | H7/A | H7/B | |------------------+--------------------+--------------------| | COM2 (2F8h) | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | COM3 (3F8h) | Pins 1 & 2 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | COM4 (2E8h) | Pins 2 & 3 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARALLEL PORT ADDRESS SELECT | |------------------------------------------------------------| | Address | H4/A | H4/B | |------------------+--------------------+--------------------| | 278h | Pins 1 & 2 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | 378h | Pins 1 & 2 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | N/A | Pins 2 & 3 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | Disabled | Pins 2 & 3 closed | Pins 2 & 3 closed | +------------------------------------------------------------+ +------------------------------------------------------------+ | PARALLEL PORT MODE SELECT | |------------------------------------------------------------| | Mode | H5/A | H5/B | |------------------+--------------------+--------------------| | Normal | Pins 2 & 3 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | EPP | Pins 2 & 3 closed | Pins 1 & 2 closed | |------------------+--------------------+--------------------| | ECP | Pins 1 & 2 closed | Pins 2 & 3 closed | |------------------+--------------------+--------------------| | EPP & ECP | Pins 1 & 2 closed | Pins 1 & 2 closed | +------------------------------------------------------------+